package com.itheima.service;

import java.util.List;
import java.util.Map;

public interface ReportService {
    public Map<String, Object> getBusinessReportData() throws Exception;

    List<Map<String, Object>> findSetmealIncomeByDate(String startDate, String endDate);

    Map<String, Object> getOrderReportByDate(String startDate, String endDate) throws Exception;

    List<Integer> getMemberAge() throws Exception;

}
